/*
 * Copyright (c) 2011, Nikolaus Moll
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * * Neither the name of the gradecalculator.net nor the
 *   names of its contributors may be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package net.gradecalculator.gui.qt.calculator.widgets;

import java.util.LinkedList;
import java.util.List;

import net.gradecalculator.core.interfaces.IElectiveModulesArea;
import net.miblounge.miglayout.qt.MigLayout;

import com.trolltech.qt.gui.QLabel;
import com.trolltech.qt.gui.QWidget;

public class ModuleListsSelectorWidget
{
    private final QWidget parent;

    private final QLabel label;
    private final ModuleListsSelector selector;
    private final MigLayout layout;

    public ModuleListsSelectorWidget(final QWidget parent, final IElectiveModulesArea lists)
    {
        this.parent = parent;

        layout = (MigLayout) parent.layout();

        label = new QLabel(lists.getName(), parent);
        layout.addWidget(label, "top, gaptop 9");

        selector = new ModuleListsSelector(parent, lists);
        layout.addWidget(selector, "top, wrap, grow, w ::400");
    }

    public void addSelectionListener(final SelectionsWidget selectionsWidget)
    {
        selector.addSelectionListener(selectionsWidget);
    }

    public void setSelectionEnabled(final boolean isEnabled)
    {
        if (isEnabled) {
            label.setParent(parent);
            selector.setParent(parent);
        }
        else {
            label.setParent(null);
            selector.setParent(null);
        }

        label.setVisible(isEnabled);
        selector.setVisible(isEnabled);

        if (!isEnabled) {
            selector.setSelectedItems(new LinkedList<String>());
        }
    }

    public void setItemSelected(final String name, final boolean isSelected)
    {
        selector.setItemSelected(name, isSelected);
    }

    public List<String> getSelectedItems()
    {
        return selector.getSelectedItems();
    }

    public void remove()
    {
        label.setParent(parent);
        selector.setParent(parent);
        layout.takeWidget(label);
        layout.takeWidget(selector);

        selector.dispose();
        label.dispose();
    }

}
